// Copyright (c) 2006 Sébastien Gruhier (http://xilinus.com, http://itseb.com)
// 
// Permission is hereby granted, free of charge, to any person obtaining
// a copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to
// permit persons to whom the Software is furnished to do so, subject to
// the following conditions:
// 
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
//
// VERSION 0.96.2

var Window = Class.create();
Window.prototype = {
   // Constructor
   // Available parameters : className, title, minWidth, minHeight, maxWidth, maxHeight, width, height, top, left, bottom, right, resizable, zIndex, opacity, 
   //                        hideEffect, showEffect, showEffectOptions, hideEffectOptions, effectOptions, url, draggable, closable, minimizable, maximizable, parent, onload
   initialize: function(id) {
     //if ($(id))
       //alert("Window " + id + " is already register is the DOM!!, be sure to use setDestroyOnClose()")
       
      this.hasEffectLib = String.prototype.parseColor != null;
      this.options = Object.extend({
        className:         "dialog",
      minWidth:          100,
      minHeight:         20,
      resizable:         true,
      closable:          true,
      minimizable:       true,
      detachable:        true,
      maximizable:       true,
      draggable:         true,
      userData:          null,
      showEffect:        (this.hasEffectLib ? Effect.Appear : Element.show),
      hideEffect:        (this.hasEffectLib ? Effect.Fade : Element.hide),
      showEffectOptions: {},
      hideEffectOptions: {},
      effectOptions:     null,
      parent:            document.getElementsByTagName("body").item(0),
      title:             "&nbsp;",
      url:               null,
      onload:            Prototype.emptyFunction,
      width:             200,
      height:            300,
      opacity:           1
    }, arguments[1] || {});
          
     if (this.options.effectOptions) {
       Object.extend(this.options.hideEffectOptions, this.options.effectOptions);
       Object.extend(this.options.showEffectOptions, this.options.effectOptions);
     }
      if (this.options.hideEffect == Element.hide)
        this.options.hideEffect = function(){ Element.hide(this.element); if (this.destroyOnClose) this.destroy(); }.bind(this)
        
      this.element = this._createWindow(id);
      
      // Bind event listener
      this.eventMouseDown = this._initDrag.bindAsEventListener(this);
      this.eventMouseUp   = this._endDrag.bindAsEventListener(this);
      this.eventMouseMove = this._updateDrag.bindAsEventListener(this);
      this.eventDblClick  = this._dblClick.bindAsEventListener(this);
      this.eventKeyPress  = this._keyPress.bindAsEventListener(this);
      this.eventOnLoad    = this._getWindowBorderSize.bindAsEventListener(this);
      this.eventMouseDownContent = this.toFront.bindAsEventListener(this);
      this.eventResize = this._recenter.bindAsEventListener(this);
 
      this.topbar = $(this.element.id + "_top");
      this.bottombar = $(this.element.id + "_bottom");
      this.content = $(this.element.id + "_content");
      
      Event.observe(this.topbar, "mousedown", this.eventMouseDown);
      Event.observe(this.topbar, "dblclick", this.eventDblClick);
      //Event.observe(this.bottombar, "mousedown", this.eventMouseDown);
      Event.observe(this.content, "mousedown", this.eventMouseDownContent);
      Event.observe(window, "load", this.eventOnLoad);
      Event.observe(window, "resize", this.eventResize);
      Event.observe(window, "scroll", this.eventResize);
     
      if (this.options.draggable)  {
         //this.bottombar.addClassName("bottom_draggable");
         this.topbar.addClassName("top_draggable");
      }      
    
      if (this.options.resizable) {
         this.sizer = $(this.element.id + "_sizer");
         Event.observe(this.sizer, "mousedown", this.eventMouseDown);
      }   
    
      this.useLeft = null;
      this.useTop = null;
      if (arguments[1].left != null) {
         this.element.setStyle({left: parseFloat(arguments[1].left) + 'px'});
         this.useLeft = true;
      }
      if (arguments[1].right != null) {
         this.element.setStyle({right: parseFloat(arguments[1].right) + 'px'});
         this.useLeft = false;
      }
      if (this.useLeft == null) {
         this.element.setStyle({left: "0px"});
         this.useLeft = true;
      }
    
      if (arguments[1].top != null) {
         this.element.setStyle({top: parseFloat(arguments[1].top) + 'px'});
         this.useTop = true;
      }
      if (arguments[1].bottom != null) {
         this.element.setStyle({bottom: parseFloat(arguments[1].bottom) + 'px'});         
         this.useTop = false;
      }
    if (this.useTop == null) {
         this.element.setStyle({top: "0px"});
         this.useTop = true;
    }

    this.storedLocation = null;
    
      this.setOpacity(this.options.opacity);
      if (this.options.zIndex)
         this.setZIndex(this.options.zIndex)

      this.destroyOnClose = false;

    this._getWindowBorderSize();
    this.width = this.options.width;
    this.height = this.options.height;
    
    if (this.width && this.height)
        this.setSize(this.options.width, this.options.height);
      this.setTitle(this.options.title)
      Windows.register(this);       
  },
  
   // Destructor
    destroy: function() {
      Windows.notify("onDestroy", this);
      
     Event.stopObserving(this.topbar, "mousedown", this.eventMouseDown);
     //Event.stopObserving(this.bottombar, "mousedown", this.eventMouseDown);
     Event.stopObserving(this.content, "mousedown", this.eventMouseDownContent);
    
      Event.stopObserving(window, "load", this.eventOnLoad);
      Event.stopObserving(window, "resize", this.eventResize);
     Event.stopObserving(window, "scroll", this.eventResize);
      
      Event.stopObserving(this.content, "load", this.options.onload);

      if (this.sizer)
          Event.stopObserving(this.sizer, "mousedown", this.eventMouseDown);

      if (this.options.url)
        this.content.src = null

       if(this.iefix) 
         Element.remove(this.iefix);

    Element.remove(this.element);
      Windows.unregister(this);       
   },
     
   // Sets window deleagte, should have functions: "canClose(window)" 
   setDelegate: function(delegate) {
      this.delegate = delegate
   },
   
   // Gets current window delegate
   getDelegate: function() {
      return this.delegate;
   },
   
   // Gets window content
   getContent: function () {
      return this.content;
   },
   
   // Sets the content with an element id
   setContent: function(id, autoresize, autoposition) {
      var d = null;
      var p = null;

      if (autoresize) 
         d = Element.getDimensions(id);
      if (autoposition) 
         p = Position.cumulativeOffset($(id));

      var content = this.getContent()
      content.appendChild($(id));
      $(id).show();
      if (autoresize) 
         this.setSize(d.width, d.height);
      if (autoposition) 
        this.setLocation(p[1] - this.heightN, p[0] - this.widthW);     
   },
   
   setAjaxContent: function(url, options, showCentered, showModal) {
     this.showFunction = showCentered ? "showCenter" : "show";
     this.showModal = showModal || false;
   
     if (options == null)
       options = {}  
     this.onComplete = options.onComplete;
     options.onComplete = this._setAjaxContent.bind(this);
     
     new Ajax.Request(url, options);
   },
   
   _setAjaxContent: function(originalRequest) {
     this.getContent().innerHTML = originalRequest.responseText;
     if (this.onComplete)
       this.onComplete(originalRequest);
     this[this.showFunction](this.showModal)
   },
   
   // Stores position/size in a cookie, by default named with window id
   setCookie: function(name, expires, path, domain, secure) {
      name = name || this.element.id;
      this.cookie = [name, expires, path, domain, secure];
      
      // Get cookie
      var value = WindowUtilities.getCookie(name)
      // If exists
      if (value) {
         var values = value.split(',');
         var x = values[0].split(':');
         var y = values[1].split(':');

         var w = parseFloat(values[2]), h = parseFloat(values[3]);
         var mini = values[4];
         var maxi = values[5];

        this.setSize(w, h);
         if (mini == "true")
          this.doMinimize = true; // Minimize will be done at onload window event
         else if (maxi == "true")
           this.doMaximize = true; // Maximize will be done at onload window event

         this.useLeft = x[0] == "l";
         this.useTop = y[0] == "t";

         this.element.setStyle(this.useLeft ? {left: x[1]} : {right: x[1]});
         this.element.setStyle(this.useTop ? {top: y[1]} : {bottom: y[1]});
      }
   },
   
   // Gets window ID
   getId: function() {
      return this.element.id;
   },
   
   // Detroys itself when closing 
   setDestroyOnClose: function() {
     Object.extend(this.options.hideEffectOptions, {afterFinish:  this.destroy.bind(this)});
      this.destroyOnClose = true;
   },
   
   _dblClick: function(event) {
      Windows.maximize(this.element.id);
      Event.stop(event);
   },
   
   // initDrag event
   _initDrag: function(event) {
    showHide(event);
    // Get pointer X,Y
    if(this.isMaximized())
      return;
     this.pointer = [Event.pointerX(event), Event.pointerY(event)];

    // Resize
      if (Event.element(event) == this.sizer) {
         this.doResize = true;
       this.widthOrg = this.width;
       this.heightOrg = this.height;
       this.bottomOrg = parseFloat(this.element.getStyle('bottom'));
       this.rightOrg = parseFloat(this.element.getStyle('right'));
         Windows.notify("onStartResize", this);
      }
    else {
        this.doResize = false;

        // Check if click on close button, 
        var closeButton = $(this.getId() + '_close');
        if (closeButton && Position.within(closeButton, this.pointer[0], this.pointer[1])) 
           return;

        this.toFront();

        if (! this.options.draggable) 
          return;
        Windows.notify("onStartMove", this);
    }     
     // Register global event to capture mouseUp and mouseMove
     Event.observe(document, "mouseup", this.eventMouseUp, false);
    Event.observe(document, "mousemove", this.eventMouseMove, false);
      
     // Add an invisible div to keep catching mouse event over iframes
     WindowUtilities.disableScreen('__invisible__', '__invisible__');

    // Stop selection while dragging
    document.body.ondrag = function () { return false; };
    document.body.onselectstart = function () { return false; };
    
    Event.stop(event);
    return false;
  },

  // updateDrag event
   _updateDrag: function(event) {
      var pointer = [Event.pointerX(event), Event.pointerY(event)];    
      var dx = pointer[0] - this.pointer[0];
      var dy = pointer[1] - this.pointer[1];
      
      // Resize case, update width/height
      if (this.doResize) {
         this.setSize(this.widthOrg + dx , this.heightOrg + dy);
         
      dx = this.width - this.widthOrg
      dy = this.height - this.heightOrg
         
        // Check if it's a right position, update it to keep upper-left corner at the same position
         if (! this.useLeft) 
            this.element.setStyle({right: (this.rightOrg -dx) + 'px'});
         // Check if it's a bottom position, update it to keep upper-left corner at the same position
         if (! this.useTop) 
            this.element.setStyle({bottom: (this.bottomOrg -dy) + 'px'});
            
         Windows.notify("onResize", this);
      }
      // Move case, update top/left
      else {
        this.pointer = pointer;
        
         if (this.useLeft) 
            this.element.setStyle({left: parseFloat(this.element.getStyle('left')) + dx + 'px'});
         else 
            this.element.setStyle({right: parseFloat(this.element.getStyle('right')) - dx + 'px'});
         
         if (this.useTop) 
            this.element.setStyle({top: parseFloat(this.element.getStyle('top')) + dy + 'px'});
        else 
            this.element.setStyle({bottom: parseFloat(this.element.getStyle('bottom')) - dy + 'px'});
      }
      if (this.iefix) 
         this._fixIEOverlapping(); 
         
      this._removeStoreLocation();
    Event.stop(event);
   },

    // endDrag callback
    _endDrag: function(event) {
      // Remove temporary div over iframes
      WindowUtilities.enableScreen('__invisible__');
      
      if (this.doResize)
         Windows.notify("onEndResize", this);
      else
         Windows.notify("onEndMove", this);
      
      // Release event observing
      Event.stopObserving(document, "mouseup", this.eventMouseUp,false);
    Event.stopObserving(document, "mousemove", this.eventMouseMove, false);

      // Store new location/size if need be
      this._saveCookie()

    Event.stop(event);
    
    // Restore selection
    document.body.ondrag = null;
    document.body.onselectstart = null;
  },

   _keyPress: function(event) {
      //Dialog.cancelCallback();
   },
   
   // Creates HTML window code
   _createWindow: function(id) {
     var className = this.options.className;
      var win = document.createElement("div");
      win.setAttribute('id', id);
      win.className = "dialog";

      var content;
      if (this.options.url)
         content= "<iframe name=\"" + id + "_content\"  id=\"" + id + "_content\" src=\"" + this.options.url + "\"> </iframe>";
      else
         content ="<div id=\"" + id + "_content\" class=\"" +className + "_content\"> </div>";
         
      var closeDiv = this.options.closable ? "<div class='"+ className +"_close' id='"+ id +"_close' onmouseup='Windows.close(\""+ id +"\")'> </div>" : "";
      var minDiv = this.options.minimizable ? "<div class='"+ className + "_minimize' id='"+ id +"_minimize' onmouseup='Windows.minimize(\""+ id +"\")'> </div>" : "";
      var maxDiv = this.options.maximizable ? "<div class='"+ className + "_maximize' id='"+ id +"_maximize' onmouseup='Windows.maximize(\""+ id +"\")'> </div>" : "";
      var detDiv = this.options.detachable ? "<div class='"+ className + "_detach' id='"+ id +"_detach' onmouseup='detachIMWindow(\""+ id.replace(/_im/, '') +"\")'> </div>" : "";
      var seAttributes = this.options.resizable ? "class='" + className + "_sizer' id='" + id + "_sizer'" : "class='"  + className + "_se'";
      
    win.innerHTML = closeDiv + minDiv + maxDiv + detDiv + "\
      <table id='"+ id +"_row1' class=\"top table_window\">\
        <tr>\
          <td class='"+ className +"_nw' id='" + id + "_nw'>&nbsp;</td>\
          <td class='"+ className +"_n' id='" + id + "_n'><div id='"+ id +"_top' class='"+ className +"_title title_window'>"+ this.options.title +"</div></td>\
          <td class='"+ className +"_ne' id='" + id + "_ne'>&nbsp;</td>\
        </tr>\
      </table>\
      <table id='"+ id +"_row2' class=\"mid table_window\">\
        <tr>\
          <td class='"+ className +"_w'></td>\
            <td id='"+ id +"_table_content' class='"+ className +"_content' valign='top'>"+ content +"</td>\
          <td class='"+ className +"_e'></td>\
        </tr>\
      </table>\
        <table id='"+ id +"_row3' class=\"bot table_window\">\
        <tr>\
          <td class='"+ className +"_sw'>&nbsp;</td>\
            <td class='"+ className +"_s'><div id='"+ id +"_bottom' class='status_bar'>&nbsp;</div></td>\
            <td " + seAttributes + ">&nbsp;</td>\
        </tr>\
      </table>\
    ";
    
      Element.hide(win);
      this.options.parent.insertBefore(win, this.options.parent.firstChild);
      Event.observe($(id + "_content"), "load", this.options.onload);
      return win;
   },
   
   // Sets window location
   setLocation: function(top, left) {
     if (top < 0)
       top = 0;
    if (left < 0)
      left= 0
      this.element.setStyle({top: top + 'px'});
      this.element.setStyle({left: left + 'px'});
      this.useLeft = true;
      this.useTop = true;
   },
   
   // Gets window location
   getLocation: function() {
     return {top: this.element.getStyle('top'), left: this.element.getStyle('left')};
   },
      
   // Gets window size
   getSize: function() {
     return {width: this.width, height: this.height};
   },
      
   // Sets window size
   setSize: function(width, height) {    
     width = parseFloat(width);
     height = parseFloat(height);
     
      // Check min and max size
      if (width < this.options.minWidth)
         width = this.options.minWidth;

      if (height < this.options.minHeight)
         height = this.options.minHeight;
         
      if (this.options. maxHeight && height > this.options. maxHeight){
         height = this.options. maxHeight;
	  }

      if (this.options. maxWidth && width > this.options. maxWidth)
         width = this.options. maxWidth;

     this.width = width;
      this.height = height;
      this.element.setStyle({width: width + this.widthW + this.widthE + "px"})
      this.element.setStyle({height: height  + this.heightN + this.heightS + "px"})

      // Update content height
      var content = $(this.element.id + '_content')
      content.setStyle({height: height  + 'px'});
      content.setStyle({width: width  + 'px'});
   },
   
   updateHeight: function() {
    this.setSize(this.width, this.content.scrollHeight)
   },
   
   updateWidth: function() {
    this.setSize(this.content.scrollWidth, this.height)
   },
   
   // Brings window to front
   toFront: function() {
    if($(Windows.focusedWindow.element.id + '_nw') && typeof(Windows.focusedWindow) != 'undefined' && typeof(Windows.focusedWindow) != 'null' && Windows.focusedWindow.element.id != 'modal_dialog') {
       $(Windows.focusedWindow.element.id + '_nw').setStyle({background: "transparent url(images/default/top_left_inactive.gif) no-repeat 0 0"});
       $(Windows.focusedWindow.element.id + '_n').setStyle({background: "transparent url(images/default/top_mid_inactive.gif) repeat-x 0 0"});
       $(Windows.focusedWindow.element.id + '_ne').setStyle({background: "transparent url(images/default/top_right_inactive.gif) no-repeat 0 0"});
       if(Windows.focusedWindow.options.detachable) $(Windows.focusedWindow.element.id + '_detach').setStyle({background: "transparent url(images/default/detach_inactive.gif) no-repeat 0 0"});
       if(Windows.focusedWindow.options.minimizable) $(Windows.focusedWindow.element.id + '_minimize').setStyle({background: "transparent url(images/default/minimize_inactive.gif) no-repeat 0 0"});
       if(Windows.focusedWindow.options.maximizable) $(Windows.focusedWindow.element.id + '_maximize').setStyle({background: "transparent url(images/default/maximize_inactive.gif) no-repeat 0 0"});
       if(Windows.focusedWindow.options.closable) $(Windows.focusedWindow.element.id + '_close').setStyle({background: "transparent url(images/default/close_inactive.gif) no-repeat 0 0"});
    }
    
    this.setZIndex(Windows.maxZIndex + 20);

    if(this.element.id != 'modal_dialog') {
       $(this.element.id + '_nw').setStyle({background: "transparent url(images/default/top_left.gif) no-repeat 0 0"});
       $(this.element.id + '_n').setStyle({background: "transparent url(images/default/top_mid.gif) repeat-x 0 0"});
       $(this.element.id + '_ne').setStyle({background: "transparent url(images/default/top_right.gif) no-repeat 0 0"});
       if(this.options.detachable) $(this.element.id + '_detach').setStyle({background: "transparent url(images/default/detach.gif) no-repeat 0 0"});
       if(this.options.minimizable) $(this.element.id + '_minimize').setStyle({background: "transparent url(images/default/minimize.gif) no-repeat 0 0"});
       if(this.options.maximizable) $(this.element.id + '_maximize').setStyle({background: "transparent url(images/default/maximize.gif) no-repeat 0 0"});
       if(this.options.closable) $(this.element.id + '_close').setStyle({background: "transparent url(images/default/close.gif) no-repeat 0 0"});
    }
    
    Windows.notify("onFocus", this);
   },
   
   // Displays window modal state or not
   show: function(modal) {
      if (modal) {
         WindowUtilities.disableScreen(this.options.className, 'overlay_modal', this.getId());
         this.modal = true;         
         this.setZIndex(Windows.maxZIndex + 20);
         Windows.unsetOverflow(this);
         Event.observe(document, "keypress", this.eventKeyPress);            
      }
      
      // To restore overflow if need be
      if (this.oldStyle)
        this.getContent().setStyle({overflow: this.oldStyle});
         
      if (! this.width || !this.height) {
      var size = WindowUtilities._computeSize(this.content.innerHTML, this.content.id, this.width, this.height, 0)
        if (this.height)
          this.width = size + 5
        else
          this.height = size + 5
      }

      this.setSize(this.width, this.height);
      if (this.centered)
        this._center(this.centerTop, this.centerLeft);      
        
      if (this.options.showEffect != Element.show && this.options.showEffectOptions )
         this.options.showEffect(this.element, this.options.showEffectOptions);   
      else
         this.options.showEffect(this.element);   
         
    this._checkIEOverlapping();
    Windows.notify("onShow", this);    
   },
   
   // Displays window modal state or not at the center of the page
   showCenter: function(modal, top, left) {
    this.centered = true;
    this.centerTop = top;
    this.centerLeft = left;

      this.show(modal);
   },
   
   isVisible: function() {
     return this.element.visible();
   },
   
   _center: function(top, left) {
      var windowScroll = WindowUtilities.getWindowScroll();    
      var pageSize = WindowUtilities.getPageSize();    

    if (!top)
      top = (pageSize.windowHeight - (this.height + this.heightN + this.heightS))/2;
    top += windowScroll.top
    
    if (!left)
      left = (pageSize.windowWidth - (this.width + this.widthW + this.widthE))/2;
    left += windowScroll.left 
    
    this.setLocation(top, left);
    this.toFront();
   },
   
   _recenter: function(event) {
     if (this.modal) {
        var pageSize = WindowUtilities.getPageSize();
        // set height of Overlay to take up whole page and show
        if ($('overlay_modal')) {
          $('overlay_modal').style.height = (pageSize.pageHeight + 'px');
          $('overlay_modal').style.width = (pageSize.pageWidth + 'px');
      }      
        if (this.centered)
          this._center(this.centerTop, this.centerLeft);      
     }
   },
   
   // Hides window
   hide: function() {
      if (this.modal) {
         WindowUtilities.enableScreen();
         Windows.resetOverflow();
         Event.stopObserving(document, "keypress", this.eventKeyPress);         
      }
      // To avoid bug on scrolling bar
     this.oldStyle = this.getContent().getStyle('overflow') || "auto"
      this.getContent().setStyle({overflow: "hidden"});

      this.options.hideEffect(this.element, this.options.hideEffectOptions);   

       if(this.iefix) 
         this.iefix.hide();
      Windows.notify("onHide", this);
   },

  minimize: function() {
    var r2 = $(this.getId() + "_row2");
    var dh = r2.getDimensions().height;
    
    if (r2.visible()) {
      var h  = this.element.getHeight() - dh
      r2.hide()
        this.element.setStyle({height: h + "px"})
        if (! this.useTop) {
          var bottom = parseFloat(this.element.getStyle('bottom'));
           this.element.setStyle({bottom: (bottom + dh) + 'px'});
        }
    } 
    else {
      var h  = this.element.getHeight() + dh;
      this.element.setStyle({height: h + "px"})
        if (! this.useTop) {
          var bottom = parseFloat(this.element.getStyle('bottom'));
           this.element.setStyle({bottom: (bottom - dh) + 'px'});
        }
      r2.show();
        
      this.toFront();
    }
    Windows.notify("onMinimize", this);
      
    // Store new location/size if need be
      this._saveCookie()
  },
  
  maximize: function() {
    if (this.storedLocation != null) {
      this._restoreLocation();
      if(this.iefix) 
           this.iefix.hide();
    }
    else {
      this._storeLocation();
      Windows.unsetOverflow(this);
      
      var windowScroll = WindowUtilities.getWindowScroll();
        var pageSize = WindowUtilities.getPageSize();    

         this.element.setStyle(this.useLeft ? {left: windowScroll.left} : {right: windowScroll.left});
        this.element.setStyle(this.useTop ? {top: windowScroll.top} : {bottom: windowScroll.top});

      this.setSize(pageSize.windowWidth - this.widthW - this.widthE, pageSize.windowHeight - this.heightN - this.heightS - (this.iefix ? 40 : 0))
      this.toFront();
      if (this.iefix) 
           this._fixIEOverlapping(); 
    }
      Windows.notify("onMaximize", this);

      // Store new location/size if need be
      this._saveCookie()
  },
  
  isMinimized: function() {
    var r2 = $(this.getId() + "_row2");
    return !r2.visible();
  },
  
  isMaximized: function() {
    return (this.storedLocation != null);
  },
  
   setOpacity: function(opacity) {
      if (Element.setOpacity)
         Element.setOpacity(this.element, opacity);
   },
   
   setZIndex: function(zindex) {
      this.element.setStyle({zIndex: zindex});
      Windows.updateZindex(zindex, this);
   },

  setTitle: function(newTitle) {
     if (!newTitle || newTitle == "") 
       newTitle = "&nbsp;";
       
     Element.update(this.element.id + '_top', newTitle);
  },

   setStatusBar: function(element) {
      var statusBar = $(this.getId() + "_bottom");

    if (typeof(element) == "object") {
      if (this.bottombar.firstChild)
        this.bottombar.replaceChild(element, this.bottombar.firstChild);
      else
        this.bottombar.appendChild(element);
    }
    else
        this.bottombar.innerHTML = element;
   },

   _checkIEOverlapping: function() {
    if(!this.iefix && (navigator.appVersion.indexOf('MSIE')>0) && (navigator.userAgent.indexOf('Opera')<0) && (this.element.getStyle('position')=='absolute')) {
        new Insertion.After(this.element.id, '<iframe id="' + this.element.id + '_iefix" '+ 'style="display:none;position:absolute;filter:progid:DXImageTransform.Microsoft.Alpha(opacity=0);" ' + 'src="javascript:false;" frameborder="0" scrolling="no"></iframe>');
        this.iefix = $(this.element.id+'_iefix');
    }
    if(this.iefix) 
         setTimeout(this._fixIEOverlapping.bind(this), 50);
   },

   _fixIEOverlapping: function() {
       Position.clone(this.element, this.iefix);
       this.iefix.style.zIndex = this.element.style.zIndex - 1;
       this.iefix.show();
   },
   
   _getWindowBorderSize: function(event) {
    // Hack to get real window border size!!
    var div = this._createHiddenDiv(this.options.className + "_n")
      this.heightN = Element.getDimensions(div).height;      
      div.parentNode.removeChild(div)

    var div = this._createHiddenDiv(this.options.className + "_s")
      this.heightS = Element.getDimensions(div).height;      
      div.parentNode.removeChild(div)

    var div = this._createHiddenDiv(this.options.className + "_e")
      this.widthE = Element.getDimensions(div).width;      
      div.parentNode.removeChild(div)

    var div = this._createHiddenDiv(this.options.className + "_w")
      this.widthW = Element.getDimensions(div).width;
      div.parentNode.removeChild(div);
      // Safari size fix
      if (/Konqueror|Safari|KHTML/.test(navigator.userAgent))
        this.setSize(this.width, this.height);
      if (this.doMaximize)
        this.maximize();
      if (this.doMinimize)
        this.minimize();
  },
 
  _createHiddenDiv: function(className) {
    var objBody = document.getElementsByTagName("body").item(0);
    var win = document.createElement("div");
      win.setAttribute('id', this.element.id+ "_tmp");
      win.className = className;
      win.style.display = 'none';
      win.innerHTML = '';
      objBody.insertBefore(win, objBody.firstChild);
      return win;
  },
  
   _storeLocation: function() {
     if (this.storedLocation == null) {
       this.storedLocation = {useTop: this.useTop, useLeft: this.useLeft, 
                              top: this.element.getStyle('top'), bottom: this.element.getStyle('bottom'),
                              left: this.element.getStyle('left'), right: this.element.getStyle('right'),
                              width: this.width, height: this.height };
     }
   },
   
  _restoreLocation: function() {
    if (this.storedLocation != null) {
      this.useLeft = this.storedLocation.useLeft;
      this.useTop = this.storedLocation.useTop;
      
      this.element.setStyle(this.useLeft ? {left: this.storedLocation.left} : {right: this.storedLocation.right});
        this.element.setStyle(this.useTop ? {top: this.storedLocation.top} : {bottom: this.storedLocation.bottom});
        this.setSize(this.storedLocation.width, this.storedLocation.height);
      
        Windows.resetOverflow();
        this._removeStoreLocation();
    }
  },
  
  _removeStoreLocation: function() {
    this.storedLocation = null;
  },
  
  _saveCookie: function() {
    if (this.cookie) {
        var value = "";
        if (this.useLeft)
           value += "l:" +  (this.storedLocation ? this.storedLocation.left : this.element.getStyle('left'))
        else
           value += "r:" + (this.storedLocation ? this.storedLocation.right : this.element.getStyle('right'))
        if (this.useTop)
           value += ",t:" + (this.storedLocation ? this.storedLocation.top : this.element.getStyle('top'))
        else
           value += ",b:" + (this.storedLocation ? this.storedLocation.bottom :this.element.getStyle('bottom'))
           
        value += "," + (this.storedLocation ? this.storedLocation.width : this.width);
        value += "," + (this.storedLocation ? this.storedLocation.height : this.height);
        value += "," + this.isMinimized();
        value += "," + this.isMaximized();
        WindowUtilities.setCookie(value, this.cookie)
    }
  }
};

// Windows containers, register all page windows
var Windows = {
  windows: [],
  observers: [],
  focusedWindow: null,
  maxZIndex: 0,

  addObserver: function(observer) {
    this.removeObserver(observer);
    this.observers.push(observer);
  },
  
  removeObserver: function(observer) {  
    this.observers = this.observers.reject( function(o) { return o==observer });
  },
  
  notify: function(eventName, win) {  //  onStartResize(), onResize(), onEndResize(), onStartMove(), onEndMove(), onClose(), onDestroy(), onMinimize(), onMaximize(), onHide(), onShow(), onFocus()
    this.observers.each( function(o) {if(o[eventName]) o[eventName](eventName, win);});
  },

  // Gets window from its id
  getWindow: function(id) {
     return this.windows.detect(function(d) { return d.getId() ==id });
  },

  // Gets the last focused window
  getFocusedWindow: function() {
     return this.focusedWindow;
  },

  // Registers a new window (called by Windows constructor)
  register: function(win) {
    this.windows.push(win);
  },
  
  // Unregisters a window (called by Windows destructor)
  unregister: function(win) {
    this.windows = this.windows.reject(function(d) { return d==win });
  }, 

  // Closes a window with its id
  close: function(id) {
     var win = this.getWindow(id);
     // Asks delegate if exists
    if (win) {
        if (win.getDelegate() && ! win.getDelegate().canClose(win)) 
           return;
         if ($(id + "_close"))
           $(id + "_close").onclick = null;
         if ($(id + "_minimize"))
           $(id + "_minimize").onclick = null;           
         if ($(id + "_maximize"))
           $(id + "_maximize").onclick = null;         
         
           this.notify("onClose", win);
           win.hide();
     }
  },
  
  // Closes all windows
  closeAll: function() {  
    this.windows.each( function(w) {Windows.close(w.getId())} );
  },
  
  // Minimizes a window with its id
  minimize: function(id) {
     var win = this.getWindow(id)
     if (win)
       win.minimize();
  },
  
  // Maximizes a window with its id
  maximize: function(id) {
     var win = this.getWindow(id)
     if (win)
       win.maximize();
  },
  
  unsetOverflow: function(except) {      
     this.windows.each(function(d) { d.oldOverflow = d.getContent().getStyle("overflow") || "auto" ; d.getContent().setStyle({overflow: "hidden"}) });
     if (except && except.oldOverflow)
        except.getContent().setStyle({overflow: except.oldOverflow});
  },

  resetOverflow: function() {
     this.windows.each(function(d) { if (d.oldOverflow) d.getContent().setStyle({overflow: d.oldOverflow}) });
  },

  updateZindex: function(zindex, win) {
     if (zindex > this.maxZIndex)
        this.maxZIndex = zindex;
    this.focusedWindow = win;
  }
};

var Dialog = {
  dialogId: null,
    win: null,
  onCompleteFunc: null,
  callFunc: null, 
  parameters: null, 
    
   confirm: function(content, parameters) {
     // Get Ajax return before
     if (typeof content != "string") {
       Dialog._runAjaxRequest(content, parameters, Dialog.confirm);
       return 
     }
     
     parameters = parameters || {};
      var okLabel = parameters.okLabel ? parameters.okLabel : "Ok";
      var cancelLabel = parameters.cancelLabel ? parameters.cancelLabel : "Cancel";

      var windowParam = parameters.windowParameters || {};
      windowParam.className = windowParam.className || "alert";

    okButtonClass = "class ='" + (parameters.buttonClass ? parameters.buttonClass + " " : "") + " ok_button'" 
    cancelButtonClass = "class ='" + (parameters.buttonClass ? parameters.buttonClass + " " : "") + " cancel_button'" 
      var content = "\
         <div class='" + windowParam.className + "_message'>" + content  + "</div>\
            <div class='" + windowParam.className + "_buttons'>\
               <input type='button' value='" + okLabel + "' onclick='Dialog.okCallback()'" + okButtonClass + "/>\
               <input type='button' value='" + cancelLabel + "' onclick='Dialog.cancelCallback()' " + cancelButtonClass + "/>\
            </div>\
      ";
     this._openDialog(content, parameters)
     return this.win
   },
   
   alert: function(content, parameters) {
     // Get Ajax return before
     if (typeof content != "string") {
       Dialog._runAjaxRequest(content, parameters, Dialog.alert);
       return 
     }
     
     parameters = parameters || {};
      var okLabel = parameters.okLabel ? parameters.okLabel : "Ok";

      var windowParam = parameters.windowParameters || {};
      windowParam.className = windowParam.className || "alert";

    okButtonClass = "class ='" + (parameters.buttonClass ? parameters.buttonClass + " " : "") + " ok_button'" 
      var content = "\
         <div class='" + windowParam.className + "_message'>" + content  + "</div>\
            <div class='" + windowParam.className + "_buttons'>\
               <input type='button' value='" + okLabel + "' onclick='Dialog.okCallback()'" + okButtonClass + "/>\
            </div>";
      return this._openDialog(content, parameters)
   },
   
   info: function(content, parameters) {   
     // Get Ajax return before
     if (typeof content != "string") {
       Dialog._runAjaxRequest(content, parameters, Dialog.info);
       return 
     }
      
     parameters = parameters || {};
     parameters.windowParameters = parameters.windowParameters || {};
     
      var className = parameters.windowParameters.className || "alert";

      var content = "<div id='modal_dialog_message' class='" + className + "_message'>" + content  + "</div>";
      if (parameters.showProgress)
        content += "<div id='modal_dialog_progress' class='" + className + "_progress'>   </div>";

      parameters.windowParameters.ok = null;
      parameters.windowParameters.cancel = null;
    parameters.windowParameters.className = className;
      
      return this._openDialog(content, parameters)
   },
   
   setInfoMessage: function(message) {
      $('modal_dialog_message').update(message);
   },
   
   closeInfo: function() {
      Windows.close(this.dialogId);
   },
   
   _openDialog: function(content, parameters) {
   /*
      // remove old dialog
      if (this.win) 
         this.win.destroy();
   */
    if (! parameters.windowParameters.height && ! parameters.windowParameters.width) {
      parameters.windowParameters.width = WindowUtilities.getPageSize().pageWidth / 2;
    }
    this.dialogId = parameters.id ? parameters.id : 'modal_dialog';

    // compute height or width if need be
    if (! parameters.windowParameters.height || ! parameters.windowParameters.width) {
      var size = WindowUtilities._computeSize(content, this.dialogId, parameters.windowParameters.width, parameters.windowParameters.height)
        if (parameters.windowParameters.height)
          parameters.windowParameters.width = size + 5
        else
          parameters.windowParameters.height = size + 5
    }
      var windowParam = parameters && parameters.windowParameters ? parameters.windowParameters : {};
      windowParam.resizable = windowParam.resizable || false;
      
    windowParam.effectOptions = windowParam.effectOptions || {duration: 0};
    windowParam.minimizable = false;
    windowParam.maximizable = false;
    windowParam.closable = false;
    windowParam.detachable = false;
      this.win = new Window(this.dialogId, windowParam);
      this.win.getContent().innerHTML = content;
     this.win.showCenter(true, parameters.top, parameters.left);   
      this.win.setDestroyOnClose();
      this.win.cancelCallback = parameters.cancel;
      this.win.okCallback = parameters.ok;
      
      return this.win;      
   },
   
   _getAjaxContent: function(originalRequest)  {
      Dialog.callFunc(originalRequest.responseText, Dialog.parameters)
  },
  
  _runAjaxRequest: function(message, parameters, callFunc) {
    if (message.options == null)
       message.options ={}  
     Dialog.onCompleteFunc = message.options.onComplete;
    Dialog.parameters = parameters;
    Dialog.callFunc = callFunc;
    
     message.options.onComplete = Dialog._getAjaxContent;
    new Ajax.Request(message.url, message.options);
  },
  
   okCallback: function() {
      if (!this.win.okCallback || this.win.okCallback(this.win))
       this.win.hide();
   },

   cancelCallback: function() {
      this.win.hide();
      if (this.win.cancelCallback)
         this.win.cancelCallback(this.win);
   }
}
/*
   Based on Lightbox JS: Fullsize Image Overlays 
   by Lokesh Dhakar - http://www.huddletogether.com

   For more information on this script, visit:
   http://huddletogether.com/projects/lightbox/

   Licensed under the Creative Commons Attribution 2.5 License - http://creativecommons.org/licenses/by/2.5/
   (basically, do anything you want, just leave my name and link)
*/

var isIE = navigator.appVersion.match(/MSIE/) == "MSIE";

var WindowUtilities = {
  // From script.aculo.us
  getWindowScroll: function() {
    var w = window;
      var T, L, W, H;
      with (w.document) {
        if (w.document.documentElement && documentElement.scrollTop) {
          T = documentElement.scrollTop;
          L = documentElement.scrollLeft;
        } else if (w.document.body) {
          T = body.scrollTop;
          L = body.scrollLeft;
        }
        if (w.innerWidth) {
          W = w.innerWidth;
          H = w.innerHeight;
        } else if (w.document.documentElement && documentElement.clientWidth) {
          W = documentElement.clientWidth;
          H = documentElement.clientHeight;
        } else {
          W = body.offsetWidth;
          H = body.offsetHeight
        }
      }
      return { top: T, left: L, width: W, height: H };
    
  }, 
  //
  // getPageSize()
  // Returns array with page width, height and window width, height
  // Core code from - quirksmode.org
  // Edit for Firefox by pHaez
  //
  getPageSize: function(){
     var xScroll, yScroll;

     if (window.innerHeight && window.scrollMaxY) {   
        xScroll = document.body.scrollWidth;
        yScroll = window.innerHeight + window.scrollMaxY;
     } else if (document.body.scrollHeight > document.body.offsetHeight){ // all but Explorer Mac
        xScroll = document.body.scrollWidth;
        yScroll = document.body.scrollHeight;
     } else { // Explorer Mac...would also work in Explorer 6 Strict, Mozilla and Safari
        xScroll = document.body.offsetWidth;
        yScroll = document.body.offsetHeight;
     }

     var windowWidth, windowHeight;

     if (self.innerHeight) {   // all except Explorer
        windowWidth = self.innerWidth;
        windowHeight = self.innerHeight;
     } else if (document.documentElement && document.documentElement.clientHeight) { // Explorer 6 Strict Mode
        windowWidth = document.documentElement.clientWidth;
        windowHeight = document.documentElement.clientHeight;
     } else if (document.body) { // other Explorers
        windowWidth = document.body.clientWidth;
        windowHeight = document.body.clientHeight;
     }   
     var pageHeight, pageWidth;

     // for small pages with total height less then height of the viewport
     if(yScroll < windowHeight){
        pageHeight = windowHeight;
     } else { 
        pageHeight = yScroll;
     }

     // for small pages with total width less then width of the viewport
     if(xScroll < windowWidth){   
        pageWidth = windowWidth;
     } else {
        pageWidth = xScroll;
     }

     return {pageWidth: pageWidth ,pageHeight: pageHeight , windowWidth: windowWidth, windowHeight: windowHeight};
  },

    disableScreen: function(className, overlayId, contentId) {
      WindowUtilities.initLightbox(overlayId, className);
      var objBody = document.getElementsByTagName("body").item(0);

      // prep objects
       var objOverlay = $(overlayId);

      var pageSize = WindowUtilities.getPageSize();

      // Hide select boxes as they will 'peek' through the image in IE
      if (contentId && isIE) {
      $$('select').each(function(element) {element.style.visibility = "hidden"});
       $$('#'+contentId+' select').each(function(element) {element.style.visibility = "visible"});
      }   
   
      // set height of Overlay to take up whole page and show
      objOverlay.style.height = (pageSize.pageHeight + 'px');
      objOverlay.style.width = (pageSize.windowWidth + 'px');
      objOverlay.style.display = 'block';   
   },

    enableScreen: function(id) {
      id = id || 'overlay_modal';
       var objOverlay =  $(id);
      if (objOverlay) {
         // hide lightbox and overlay
         objOverlay.style.display = 'none';

         // make select boxes visible
         if (isIE) {
        $$('select').each(function(element) {element.style.visibility = "visible"});
         }
         objOverlay.parentNode.removeChild(objOverlay);
      }
   },

   // initLightbox()
   // Function runs on window load, going through link tags looking for rel="lightbox".
   // These links receive onclick events that enable the lightbox display for their targets.
   // The function also inserts html markup at the top of the page which will be used as a
   // container for the overlay pattern and the inline image.
   initLightbox: function(id, className) {
      // Already done, just update zIndex
      if ($(id)) {
         Element.setStyle(id, {zIndex: Windows.maxZIndex + 10});
      }
      // create overlay div and hardcode some functional styles (aesthetic styles are in CSS file)
      else {
         var objBody = document.getElementsByTagName("body").item(0);
         var objOverlay = document.createElement("div");
         objOverlay.setAttribute('id', id);
         objOverlay.className = "overlay_" + className
         objOverlay.style.display = 'none';
         objOverlay.style.position = 'absolute';
         objOverlay.style.top = '0';
         objOverlay.style.left = '0';
         objOverlay.style.zIndex = Windows.maxZIndex + 10;
          objOverlay.style.width = '100%';
         objBody.insertBefore(objOverlay, objBody.firstChild);
      }
   },
   
   setCookie: function(value, parameters) {
    document.cookie= parameters[0] + "=" + escape(value) +
      ((parameters[1]) ? "; expires=" + parameters[1].toGMTString() : "") +
      ((parameters[2]) ? "; path=" + parameters[2] : "") +
      ((parameters[3]) ? "; domain=" + parameters[3] : "") +
      ((parameters[4]) ? "; secure" : "");
  },

  getCookie: function(name) {
    var dc = document.cookie;
    var prefix = name + "=";
    var begin = dc.indexOf("; " + prefix);
    if (begin == -1) {
      begin = dc.indexOf(prefix);
      if (begin != 0) return null;
    } else {
      begin += 2;
    }
    var end = document.cookie.indexOf(";", begin);
    if (end == -1) {
      end = dc.length;
    }
    return unescape(dc.substring(begin + prefix.length, end));
  },
  
  _computeSize: function(content, id, width, height, margin) {
    if (margin == null)
      margin = 5;

    var objBody = document.getElementsByTagName("body").item(0);
     var tmpObj = document.createElement("div");
     tmpObj.setAttribute('id', id);
   
     if (height)
       tmpObj.style.height = height + "px"
    else
      tmpObj.style.width = width + "px"
  
     tmpObj.style.position = 'absolute';
     tmpObj.style.top = '0';
     tmpObj.style.left = '0';
    tmpObj.style.display = 'none';

    tmpObj.innerHTML = content;
     objBody.insertBefore(tmpObj, objBody.firstChild);
     
     var size;
     if (height)
       size = $(id).getDimensions().width + margin;
    else
      size = $(id).getDimensions().height + margin;
     objBody.removeChild(tmpObj);
    
     return size;
  }   
}


